DNA.

​Nature vs Nurture. Genes, Lifestyle, or Simply Luck?The heated topic of nature versus nurture has been debated for well over a century. Outside of traits such as eye, skin, and hair color, the scientific community still debates whether it’s really so simple. When it comes to other aspects of human life, such as the risk of disease and overall health, which plays a more significant role—DNA or the environment? Or is it neither, as some new research suggests?